Hauv tebchaws Askiv, “ntsuab” cov khw txiav kev zoo nkauj tau txais cov muaj koob meej. Lawv siv cov khoom lag luam ib puag ncig, cov phuam so ntswg tsis siv phuam da dej, zawv plaub hau lawv cov plaub hau ib zaug xwb, thiab kuj txuag dej nrog cov kaus poom tshwj xeeb thiab siv hluav taws xob tsawg
"Cov neeg siv khoom lag luam xav tias lawv ua tej yam khoom ib puag ncig zoo yam tsis thab lawv tus kheej nrog kev txhawj xeeb tsis tsim nyog. Lawv qhia lawv cov phooj ywg tias lawv mus rau qhov chaw ua phooj ywg zoo nyob ib puag ncig. Kuv xav tias kuv cov neeg ua haujlwm zoo siab dua. Lawv ua haujlwm nyob qhov twg lawv saib xyuas lawv tiag tiag thiab dab tsi tshwm sim hauv ntiaj teb, "Dan Mewis, tus tswv ntawm chav ua noj zoo nkauj ntsuab hauv Charnwood, qhia Tus Saib Xyuas.
Ua tsaug rau tag nrho cov kev ntsuas no, chav ua kom zoo nkauj tsis tu ncua, tsim rau mus xyuas 4 cov neeg siv tib lub sijhawm, tswj kom txuag tau ntau dua £ 5,000 ib xyoos. Raws li Denise Baden, tus xibfwb ntawm kev tsim kho kev lag luam nyob hauv University of Southampton, muaj tshaj li 43,000 cov khw muag khoom noj khoom haus zoo nkauj hauv tebchaws Askiv, ua haujlwm txog 250,000 tus neeg, yog li txawm tias cov kauj ruam me me mus rau kev saib taus tuaj yeem ua rau muaj qhov sib txawv loj.
Ntxiv-one.ru yav dhau los tau hais tias California tau txwv txoj kev siv tshuaj lom neeg hauv cov tshuaj pleev ib ce, suav nrog mercury thiab formaldehyde. Txij li lawv tuaj yeem ua rau mob qog noj ntshav, mob yug menyuam hauv menyuam yaus, endocrine thiab lwm yam kev cuam tshuam.]>
